Sadie, Henry, and Skylar soon find out that Skylar's parents are monster hunters and they are the 4th generation of monster hunters. Scared, Sadie flees with Skylar, the babysitter Cobb, and Henry, as they get approached by Deimata, a powerful monster who plans to finally stop Skylar and her parents. When she sneaks out the house, Skylar releases 15 years worth of monsters, and Sadie and Henry come along for the ride. But, Skylar's plans are crushed when her parents make her stay home. On Halloween, Sadie and her best friends Skylar and Henry plan to go to the ultimate Halloween bash and watch Skylar sing her heart out with rock band cutie, Ryan Dean. She had a fear of public speaking but manages to overcome it when she presented to a class about the brain's functions and nerves. Traumatized in childhood, Sadie must now confront her own monster to overcome her fears and be the friend and teammate that Skylar, and the world, needs. Sadie is Skylar’s best friend, who is as reserved and controlled as Skylar is confident and energetic.

Girl vs monsters characters